import { useEffect, useState } from "react";

// 导入路由
import { Link, useNavigate } from "react-router";

// 导入antd组件
import {
  Card,
  Breadcrumb,
  Form,
  Button,
  Radio,
  DatePicker,
  Select,
  message,
  Popconfirm,
} from "antd";
import { Table, Tag, Space } from "antd";
import { EditOutlined, DeleteOutlined } from "@ant-design/icons";
import img404 from "../../assets/error.png";
import locale from "antd/es/date-picker/locale/zh_CN";
const { Option } = Select;
const { RangePicker } = DatePicker;

// 导入自定义hook
import GetChannelList from "../../hooks/useGetChannel";

// 导入网络请求
import { getArticleListAPI, delArticleAPI } from "../../apis/article";

// 导入类型
import type {
  ArticleListResultType,
  ArticleFilterType,
  ArticleFilterSubmitType,
} from "../../types/article";

const Article = () => {
  // 路由跳转
  const navigate = useNavigate();
  // 获取文章频道列表
  const { channelList } = GetChannelList();

  //定义文章状态枚举
  const ArticleStatus: Record<number, React.ReactNode> = {
    0: <Tag color="default">草稿</Tag>,
    1: <Tag color="processing">待审核</Tag>,
    2: <Tag color="success">审核通过</Tag>,
    3: <Tag color="error">审核失败</Tag>,
  };

  // 准备列数据
  const columns = [
    {
      title: "封面",
      dataIndex: "cover",
      width: 120,
      render: (cover: { images: string[] }) => {
        return (
          <img src={cover.images[0] || img404} width={80} height={60} alt="" />
        );
      },
    },
    {
      title: "标题",
      dataIndex: "title",
      width: 220,
    },
    {
      title: "状态",
      dataIndex: "status",
      render: (data: number) => ArticleStatus[data],
    },
    {
      title: "发布时间",
      dataIndex: "pubdate",
    },
    {
      title: "阅读数",
      dataIndex: "read_count",
    },
    {
      title: "评论数",
      dataIndex: "comment_count",
    },
    {
      title: "点赞数",
      dataIndex: "like_count",
    },
    {
      title: "操作",
      render: (data: ArticleListResultType) => {
        return (
          <Space size="middle">
            <Button
              type="primary"
              shape="circle"
              icon={<EditOutlined />}
              onClick={() => navigate(`/publish?id=${data.id}`)}
            />
            <Popconfirm
              title="注意"
              description="确认删除该文章吗？"
              okText="确认"
              cancelText="取消"
              onConfirm={() => onDelConfirm(data)}
            >
              <Button
                type="primary"
                danger
                shape="circle"
                icon={<DeleteOutlined />}
              />
            </Popconfirm>
          </Space>
        );
      },
    },
  ];

  //默认请求数据
  const [formValues, setFormValues] = useState<ArticleFilterType>({
    status: undefined,
    channel_id: undefined,
    begin_pubdate: "",
    end_pubdate: "",
    page: 1,
    per_page: 5,
  });

  // 获取文章列表
  const [articleList, setArticleList] = useState<ArticleListResultType[]>([]);
  //文章总数
  const [count, setCount] = useState(0);
  useEffect(() => {
    const getArticle = async () => {
      const res = await getArticleListAPI(formValues);
      setCount(res.data.data.total_count);
      setArticleList(res.data.data.results);
    };
    getArticle();
  }, [formValues]);

  // 筛选功能
  const onFinish = (values: ArticleFilterSubmitType) => {
    // 处理无日期或频道的情况
    if (!values.date) {
      message.error("请选择日期");
      return;
    }
    // 处理筛选参数发送请求
    setFormValues({
      ...formValues,
      status: values.status,
      channel_id: values.channel_id,
      begin_pubdate: values.date[0].format("YYYY-MM-DD"),
      end_pubdate: values.date[1].format("YYYY-MM-DD"),
    });
    // 这里数据更新后会自动发送请求，因为1 useEffect 依赖了 formValues
  };

  // 分页功能
  const onPageChange = (pages: number) => {
    // 设置当前页码
    setFormValues({
      ...formValues,
      page: pages,
    });
  };

  // 删除功能
  const onDelConfirm = async (values: ArticleListResultType) => {
    await delArticleAPI(values.id);
    message.success("删除成功");
    // 删除成功后重新调用获取文章列表
    setFormValues({
      ...formValues,
    });
  };
  return (
    <div>
      <Card
        title={
          <Breadcrumb
            items={[
              { title: <Link to={"/"}>首页</Link> },
              { title: "文章列表" },
            ]}
          />
        }
        style={{ marginBottom: 20 }}
      >
        <Form initialValues={{ status: "" }} onFinish={onFinish}>
          <Form.Item label="状态" name="status">
            <Radio.Group>
              <Radio value={""}>全部</Radio>
              <Radio value={0}>草稿</Radio>
              <Radio value={2}>审核通过</Radio>
            </Radio.Group>
          </Form.Item>

          <Form.Item label="频道" name="channel_id">
            <Select placeholder="请选择文章频道" style={{ width: 120 }}>
              {channelList.map((item) => (
                <Option key={item.id} value={item.id}>
                  {item.name}
                </Option>
              ))}
            </Select>
          </Form.Item>

          <Form.Item label="日期" name="date">
            {/* 传入locale属性 控制中文显示*/}
            <RangePicker locale={locale}></RangePicker>
          </Form.Item>

          <Form.Item>
            <Button type="primary" htmlType="submit" style={{ marginLeft: 40 }}>
              筛选
            </Button>
          </Form.Item>
        </Form>
      </Card>
      <div>
        {/*        */}
        <Card title={`根据筛选条件共查询到 ${count} 条结果：`}>
          <Table
            rowKey="id"
            columns={columns}
            dataSource={articleList}
            pagination={{
              total: count,
              pageSize: formValues.per_page,
              onChange: onPageChange,
            }}
          />
        </Card>
      </div>
    </div>
  );
};

export default Article;
